Vonage: USA SMS - Planned Maintenance affecting AT&T network
Affected components: Global Connectivity - SMS North AmericaSMS North America
Timeline of updates
- scheduled
Between 14-Oct-2026 03:00 and 09:00 UTC, AT&T network will be performing a planned maintenance on their SMS platform affecting 10DLC and TF numbers.
During the maintenance window you may potentially experience SMS latency for messages sent to and from subscribers of the AT&T network, including delivery receipts.
If you have any questions, please contact api.support.vonage.com - in progress
Scheduled maintenance is currently in progress. We will provide updates as necessary.
- completed
The scheduled maintenance has been completed.
Archive proof
Rewindex commits each version of an incident it captures to a daily checkpoint, chains it to the day before, and has the checkpoint timestamped by FreeTSA and DigiCert. That proves this record existed by then and has not been changed since, by anyone, Rewindex included.
How the archive is checked, and what it cannot prove.
First version captured
In the 2026-10-22 checkpoint, timestamped by FreeTSA and DigiCert on . Record hash
7ffc877fbfabb919…
Impact, status and times are the vendor’s own, as last archived. View on vonageapi.statuspage.io (opens in new tab).
Cite this
Maintenance posted by Vonage, started 2026-10-13 06:15 UTC, resolved after 27 h, 3 update(s).
- Title
- USA SMS - Planned Maintenance affecting AT&T network
- Vendor
- Vonage
- Date
- URL
- https://rewindex.com/company/vonage/incidents/095ntkgdsx2m
Vonage profileRecent Vonage incidentsAll outages on October 13, 2026Vonage in October 2026MarkdownJSON